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DBMS > c-treeACE vs. Microsoft Access vs. SAP HANA vs. VelocityDB

System Properties Comparison c-treeACE vs. Microsoft Access vs. SAP HANA vs. VelocityDB

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Editorial information provided by DB-Engines
Namec-treeACE  Xexclude from comparisonMicrosoft Access  Xexclude from comparisonSAP HANA  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionHigh speed key-value store, desgined for high availability, mission critical applications with automatic recovery and immediately consistent transaction support.Microsoft Access combines a backend RDBMS (JET / ACE Engine) with a GUI frontend for data manipulation and queries. infoThe Access frontend is often used for accessing other datasources (DBMS, Excel, etc.)In-memory, column based data store. Available as appliance or cloud serviceA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelKey-value store
Relational DBMS
Relational DBMSRelational DBMSGraph DBMS
Object oriented DBMS
Secondary database modelsDocument store
Graph DBMS infowith SAP Hana, Enterprise Edition
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.50
Rank#207  Overall
#37  Key-value stores
#99  Relational DBMS
Score119.90
Rank#10  Overall
#7  Relational DBMS
Score50.54
Rank#20  Overall
#13  Relational DBMS
Score0.08
Rank#299  Overall
#27  Graph DBMS
#16  Object oriented DBMS
Websitewww.faircom.com/­-products/­-c-treeaceproducts.office.com/­en-us/­accesswww.sap.com/­products/­hana.htmlvelocitydb.com
Technical documentationlearn.faircomcorp.com/­developers/­documentation_directorymsdn.microsoft.com/­en-us/­library/­office/­ff604965.aspxhelp.sap.com/­hanavelocitydb.com/­UserGuide
DeveloperFairCom CorporationMicrosoftSAPVelocityDB Inc
Initial release1979199220102011
Current releaseV11.5, November 20171902 (16.0.11328.20222), March 20192.0 SPS04, April 20197.x
License infoCommercial or Open Sourcecommercial infoRestricted, free version availablecommercial infoBundled with Microsoft Officecommercialcommercial
Cloud-based only infoOnly available as a cloud servicenonono infoalso available as a cloud based serviceno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageANSI C, C++C++C#
Server operating systemsAIX
FreeBSD
HP-UX
Linux
NetBSD
OS X
QNX
SCO
Solaris
VxWorks
Windows infoeasily portable to other OSs
Windows infoNot a real database server, but making use of DLLsAppliance or cloud-serviceAny that supports .NET
Data schemeFlexible Schema (defined schema, partial schema, schema free)yesyesyes
Typing infopredefined data types such as float or dateyes, ANSI Standard SQL Typesyesyesyes
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.nonono
Secondary indexesyesyesyesyes
SQL infoSupport of SQLyes infoANSI SQL queriesyes infobut not compliant to any SQL standardyesno
APIs and other access methodsADO.NET
Direct SQL
JDBC
ODBC
RESTful HTTP API
ADO.NET
DAO
ODBC
OLE DB
JDBC
ODBC
.Net
Supported programming languages.Net
C
C#
C++
Java
JavaScript
PHP
Python
Visual Basic
C
C#
C++
Delphi
Java (JDBC-ODBC)
VBA
Visual Basic.NET
.Net
Server-side scripts infoStored proceduresyes info.Net, JavaScript, C/C++yes infosince Access 2010 using the ACE-engineSQLScript, Rno
Triggersyesyes infosince Access 2010 using the ACE-engineyesCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesFile partitioning, horizontal partitioning, sharding infoCustomizable business rules for table partitioningnoneyesSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoSynchronous and asynchronous realtime replication based on transaction logsnoneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Tunable Consistency
Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyes infowhen using SQLyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID infobut no files for transaction loggingACIDACID
Concurrency infoSupport for concurrent manipulation of datayes infoacross SQL and NoSQLyesyesyes
Durability infoSupport for making data persistentyesyes infobut no files for transaction loggingyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyes
User concepts infoAccess controlFine grained user, group and file access rights managed across SQL (per ANSI standard) and NoSQL.no infoa simple user-level security was built in till version Access 2003yesBased on Windows Authentication
More information provided by the system vendor
c-treeACEMicrosoft AccessSAP HANAVelocityDB
Specific characteristicsSpeed, reliability and consistency are the reasons businesses choose FairCom’s c-treeACE...
» more
Competitive advantagesTop Features High-speed transaction processing Immediately consistent, ACID-compliant,...
» more
Typical application scenariosc-treeACE speed, reliability, and flexibility are direct reasons this technology...
» more
Key customersVISA, UPS, Verizon, Motorola, CommVault, Thomson Reuters, ACI, BNY Mellon, Rockwell...
» more
Market metricsFrom banking and financial transactions, transportation, warehouse automation, package...
» more
Licensing and pricing modelsJust as the technical aspects of c-treeACE are flexible to meet operation requirements,...
» more

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More resources
c-treeACEMicrosoft AccessSAP HANAVelocityDB
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